Across
1
Person owned as property
4
Period of ten years
5
Alloy of copper and tin used in early tools
6
Succession of rulers from same family
7
Ancient Egyptian stone monument
8
Object made by humans from the past
9
Person with no fixed home
12
Person who buys and sells goods
Down
2
Practice of farming and growing food
3
Freedom from outside control
10
Exchange of goods between peoples
11
Payment made to show submission
13
Advanced stage of human society